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Main Page > Autonomous Trackers > TMT250 > TMT250 Configuration > TMT250 User interface
Indication is configurable in User Interface tab of configurator or via SMS/GPRS parameter ID. Each 100 ms device checks if any indication is enabled in response to triggered scenarios. If two scenarios need to indicate on the same indication source (LED or Vibration) then the active indicating scenario needs to be finished first (with exception of Alarm and Device Off scenarios, which can override the control of indication sources). Period setting is indicative of Periodic scenarios and if Period is set to 0 the indication will take place immediately. When indication is periodic and On parameter value is set to 0, the indication source will stay on until the scenario is finished. Triggered scenarios will turn on LED and/or Vibration for a configured On duration and then keep them off for a configured Off period of time. In case the configured Repeat value is higher than 0 the device continues a periodic on/off cycle. Enable In Sleep parameter will let the indication work while device is sleeping.
GSM Indications
Name
|
Meaning
|
GSM Error
|
SIM is not inserted, failed to connect to GSM operator or GSM signal is being jammed
|
GSM Signal Established
|
Device successfully registered to GSM network
|
SMS Send/Receive
|
SMS is received or sent
|
Incoming Call
|
Device notices incoming call
|
Remote Connection
|
Device establishes connection with the server
|
GNSS Indications
Name
|
Meaning
|
No GPS Fix
|
Device searches for valid GPS fix
|
GPS Fix
|
Device has valid GPS fix
|
Event Indications
Name
|
Meaning
|
Event
|
Eventual record is saved
|
Panic Event
|
Panic record is saved
|
Device Off
|
Device is turning off
|
Device On
|
Device is turning on
|
Pre Alarm
|
Indication when Man-down or No Movement event functionality starts counting timeout till event
|
I Am Alive
|
Periodical indication that device is on
|
Sleep Mode
|
Device is in sleep mode
|
Battery Indications
Name
|
Meaning
|
Charging
|
Device is charging
|
Fully Charged
|
Device is fully charged
|
Charging Error
|
An error occurred while charging
|
Battery Low
|
Device battery is low
|
Keyboard Indications
Name
|
Meaning
|
Alarm Key Pressed
|
Alarm button is pressed and held down
|
Alarm Key Action Activated
|
Configured functionality was activated by pressed Alarm button
|
Alarm Key Action Deactivated
|
Configured functionality was deactivated by pressed Alarm button
|
Power Key Pressed
|
Power button is pressed and held down
|
Power Key Action Activated
|
Configured functionality was activated by pressed Power button
|
Power Key Action Deactivated
|
Configured functionality was deactivated by pressed Power button
|
Default Configuration LED indications
Name
|
LED, Color & Additional indication
|
GSM Error
|
GSM
|
No GPS Fix
|
GNSS
|
GPS Fix
|
GNSS
|
Device Off
|
Battery, Vibration
|
Device On
|
Battery, Vibration
|
I Am Alive
|
GNSS
|
Charging
|
Battery
|
Fully Charged
|
Battery
|
Charging Error
|
Battery
|
Battery Low
|
Battery
|
Note! three LED colors are available - Green, Red and Blue. Indications are fully customizable depending on the user needs.